@article{TMF_1971_6_3_a10,
     author = {Yu. A. Bychkov and A. M. Dykhne},
     title = {On~the~theory of~impurity conduction},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {425--432},
     publisher = {mathdoc},
     volume = {6},
     number = {3},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1971_6_3_a10/}
}